Vacuum-flask
n. 保温瓶, 热水瓶
🧩 词语组成解析
flask
[flæsk]
n. 瓶，长颈瓶;[化]烧瓶;火药筒;[机]沙箱;
🗣️ 情景例句
Pleased to meet you.
很高兴见到你。
Fall sick and you will see who is your friend and who is not.
困难见友情。
We are late already.
现在就已经晚了。